Corridors of power

Invigorating Philadelphia's City Hall with an Illumination Infusion
City Hall is one of the true treasures of Philadelphia. It sits at the very center of the city's grid of streets, as envisioned by William Penn when he laid out the city in 1681. Built over a period of more than 30 years at the end of the 19th century, it is now a registered National Historic Landmark, the finest example of French Second Empire architecture in the United States, and the tallest masonry bearing-wall building ...